Examples of ax()

Examples of com.nr.la.NRsparseMat.ax()

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    }

    // Test multiplication of sparse matrix by vector
    double[] c = new double[as.ncols];
    ranvec(c);
    double[] d=as.ax(c);    // Sparse multiplication by vector
    // Find same result by brute force
    double[] e = new double[as.nrows];
    for (i=0;i<as.nrows;i++) {
      val=0.0;
      for (j=0;j<as.ncols;j++) val += a[i][j]*c[j];
 
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Examples of com.nr.la.NRsparseMat.ax()

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    TestLinbcg test = new TestLinbcg(sa);
    test.solve(bbb,xx,ITOL,TOL,ITMAX,iter,err);

    sbeps = 5.e-15;
    localflag = maxel(vecsub(sa.ax(xx),bbb)) > sbeps;
    globalflag = globalflag || localflag;
    if (localflag) {
      fail("*** Linbcg: Derived class gives inconsistent solution vector");
     
    }
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